Index: xmlif/xmlif.l
===================================================================
--- xmlif/xmlif.l.orig
+++ xmlif/xmlif.l
@@ -43,7 +43,7 @@
 
 static char **selections;	/* selection tokens */
 static int nselections;		/* number of selections */
-static ifsense;			/* sense of last `if' or unless seen */
+static int ifsense;			/* sense of last `if' or unless seen */
 static char *attribute;		/* last attribute scanned */
 
 struct stack_t {
@@ -84,7 +84,7 @@ static void pop_level(void)
     }
 }
 
-static void stash_attribute(char *attr)
+static void stash_attribute(const char *attr)
 /* stash an attribute away for comparison */
 {
 #ifdef DEBUG
@@ -176,7 +176,7 @@ static void process_value(char *val)
 	end->suppressed = suppress(attribute, val);
 }
 
-static void process_else()
+static void process_else(void)
 /* process <?xmlif else> tag */
 {
     end->suppressed = end->matched;
@@ -230,9 +230,12 @@ WS		[ \t\n]*
 
 #include "config.h"
 
-int yywrap() {exit(0);};
+int yywrap(void)
+{
+    exit(0);
+}
 
-main(int argc, char *argv[])
+int main(int argc, char *argv[])
 {
     int i;